#define _CRT_SECURE_NO_WARNINGS 1
#include<iostream>
using namespace std;

template<class CONTAINER>
void PrintContainer(const CONTAINER& con)
{
	int flag = 0;
	for (auto& x : con)
	{
		flag = 1;
		cout << x << " ";
	}
	if (flag == 0)
		cout << "empty container!" << endl;
	else
		cout << endl;
}
